1. Facebook: The social media giant has faced several controversies related to privacy breaches, misinformation, hate speech, and election interference.
2. Volkswagen: The German automaker faced a major scandal in 2015 when it was revealed that they had manipulated emissions tests in millions of their vehicles to appear more environmentally friendly.
3. Wells Fargo: The American multinational financial services company faced a scandal in 2016 when it was discovered that their employees had created millions of fraudulent bank accounts without customer consent.
4. Boeing: The aviation company faced significant ethical challenges following the crashes of its 737 Max airplanes in 2018 and 2019 due to software malfunctions, leading to the loss of hundreds of lives.
5. Johnson & Johnson: The pharmaceutical and consumer goods company has faced controversies related to the safety of its products, including contaminated talcum powder and lawsuits over the potential link between its baby powder and cancer.
6. Uber: The ride-hailing company has faced criticism for various ethical issues, including systemic sexual harassment within the company, data breaches, and its treatment of drivers.
7. Amazon: The e-commerce giant has faced scrutiny for labor practices, including poor working conditions in warehouses and allegations of union-busting.
8. Goldman Sachs: The investment banking company faced ethical challenges related to the 1MDB scandal in Malaysia, where it was accused of helping embezzle billions of dollars from a state investment fund.
9. Nestlé: The multinational food and beverage company has faced controversies related to unethical marketing practices of infant formula in developing countries and alleged child labor in its cocoa supply chains.
10. Nike: The sportswear company has faced controversies over labor practices in its supply chains, including sweatshop labor, and allegations of systemic sexual harassment and discrimination against female employees.